英文關鍵字
apparatus
appliance
beam
bright
color
colorful
device
double
dual
electric
electronic
equipment
flashes
girder
headlight
identical
illumination
indoor
inside
lamp
lattice
light
lit
lot
many
nobody
noone
nopeople
pair
power
professional
projector
ray
red
round
run
same
searchlight
set
several
show
stuff
technic
technique
truss
tube
two
wall
work
yellow